CVE-2009-4008

high

Description

Unbound before 1.4.4 does not send responses for signed zones after mishandling an unspecified query, which allows remote attackers to cause a denial of service (DNSSEC outage) via a crafted query.

References

http://www.debian.org/security/2011/dsa-2243

http://unbound.nlnetlabs.nl/downloads/unbound-1.4.4.tar.gz

http://packages.debian.org/changelogs/pool/main/u/unbound/unbound_1.4.6-1/changelog

Details

Source: Mitre, NVD

Published: 2011-06-02

Updated: 2011-06-14

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High